Colour :Silver Size: 13mm x 13mm x9.5mm ( All measure from the center of hole to the end ) Movement : NH35,NH36(7s26, 7s36, 7s25, 7s35, 6r15, 4r15, 4r35, 4r36, 6309, 7002, 7009, NH35, NH35A, NH36, NH36A)2)2824,PT5000 Material : Stainless steel Origin : Mainland China